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Ban is no deterrent to stoned drivers

STONED motorists will only stop driving under the influence of cannabis if they think they will get caught.

Craig Jones and colleagues at the New South Wales Bureau of Crime Statistics and Research in Sydney, Australia, interviewed 320 cannabis users about their driving habits. When told that being under the influence of cannabis makes drivers three to seven times more likely to cause an accident, most users said that would not stop them driving while stoned. The threat of fines and bans met with similar indifference.

More tests and advances in testing technology would make users less likely to drive. …